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Don't specify netmask or broadcast address keywords to ifconfig if no subnet_mask or broadcast_address options were supplied

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This commit is contained in:
Ted Lemon
1997-02-27 03:40:49 +00:00
parent ee57de2297
commit 64833bc474
1 changed files with 23 additions and 7 deletions
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30
client/scripts/netbsd
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@@ -1,5 +1,21 @@
#!/bin/sh
if [ x$new_broadcast_address != x ]; then
new_broadcast_arg="broadcast $new_broadcast_address"
fi
if [ x$old_broadcast_address != x ]; then
old_broadcast_arg="broadcast $old_broadcast_address"
fi
if [ x$new_subnet_mask != x ]; then
new_netmask_arg="netmask $new_subnet_mask"
fi
if [ x$old_subnet_mask != x ]; then
old_netmask_arg="netmask $old_subnet_mask"
fi
if [ x$alias_subnet_mask != x ]; then
alias_subnet_arg="netmask $alias_subnet_mask"
fi
if [ x$reason = xMEDIUM ]; then
ifconfig $interface $medium
ifconfig $interface inet -alias 0.0.0.0 $medium >/dev/null 2>&1
@@ -39,8 +55,8 @@ if [ x$reason = xBOUND ] || [ x$reason = xRENEW ] || [ x$reason = xREBIND ];
fi
if [ x$old_ip_address = x ] || [ x$old_ip_address != x$new_ip_address ] || \
[ x$reason = xBOUND ]; then
ifconfig $interface inet $new_ip_address netmask $new_subnet_mask \
broadcast $new_broadcast_address $medium
ifconfig $interface inet $new_ip_address $new_subnet_arg \
$new_broadcast_arg $medium
route add $new_ip_address 127.1 >/dev/null 2>&1
for router in $new_routers; do
route add default $router >/dev/null 2>&1
@@ -48,7 +64,7 @@ if [ x$reason = xBOUND ] || [ x$reason = xRENEW ] || [ x$reason = xREBIND ];
fi
if [ x$new_ip_address != x$alias_ip_address ] && [ x$alias_ip_address != x ];
then
ifconfig $interface inet alias $alias_ip_address netmask $alias_netmask
ifconfig $interface inet alias $alias_ip_address $alias_subnet_arg
route add $alias_ip_address 127.0.0.1
fi
echo search $new_domain_name >/etc/resolv.conf
@@ -72,7 +88,7 @@ if [ x$reason = xEXPIRE ] || [ x$reason = xFAIL ]; then
arp -a | sed -n -e 's/^.*(\(.*\)) at .*$/arp -d \1/p' |sh >/dev/null 2>&1
fi
if [ x$alias_ip_address != x ]; then
ifconfig $interface inet alias $alias_ip_address netmask $alias_netmask
ifconfig $interface inet alias $alias_ip_address $alias_subnet_arg
route add $alias_ip_address 127.0.0.1
fi
exit 0
@@ -83,13 +99,13 @@ if [ x$reason = xTIMEOUT ]; then
ifconfig $interface inet -alias $alias_ip_address > /dev/null 2>&1
route delete $alias_ip_address 127.0.0.1 > /dev/null 2>&1
fi
ifconfig $interface inet $new_ip_address netmask $new_subnet_mask \
broadcast $new_broadcast_address $medium
ifconfig $interface inet $new_ip_address $new_netmask_arg \
$new_broadcast_arg $medium
set $new_routers
if ping -q -c 1 -w 1 $1; then
if [ x$new_ip_address != x$alias_ip_address ] && \
[ x$alias_ip_address != x ]; then
ifconfig $interface inet alias $alias_ip_address netmask $alias_netmask
ifconfig $interface inet alias $alias_ip_address $alias_subnet_arg
route add $alias_ip_address 127.0.0.1
fi
route add $new_ip_address 127.1 >/dev/null 2>&1